This Ten Forward waiter served drinks in early 2368 when Counselor Troi and Dr. Crusher tried to be friendly to Ensign Ro Laren. (TNG: "Ensign Ro")

He worked behind the bar when Berlinghoff Rasmussen talked to Worf, Riker and Crusher (TNG: "A Matter of Time") and when the crew lost their memories about their time aboard the ship due to the Satarran technology. (TNG: "Conundrum")

He was among the hostages in Ten Forward held by the Ux-Mal criminals. (TNG: "Power Play")

She was working in Ten Forward when Ux-Mal criminals possessing the bodies of Deanna Troi, Miles O'Brien, and Data entered the bar and stunned several people. She was able to leave Ten Forward before the criminals took hostages. (TNG: "Power Play")

She was working in Ten Forward in early 2369 when Commander Riker talked to Guinan while Samuel Clemens came aboard (TNG: "Time's Arrow, Part II") and when Lieutenant Barclay experienced some physical difficulties due to a confrontation with a lifeform in the transporter matter stream. (TNG: "Realm of Fear")

This waiter worked in Ten Forward in 2369 and took Captain Scott's order of a Scotch whiskey. Captain Scott, unfamiliar with synthehol, was displeased with his order, telling the waiter he'd been drinking Scotch a hundred years before the young man was born and that the drink he'd been given was definitely not Scotch. (TNG: "Relics")